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authorKrister Johansen <kjlx@templeofstupid.com>2017-07-05 18:48:08 -0700
committerArnaldo Carvalho de Melo <acme@redhat.com>2017-07-18 23:14:09 -0300
commit843ff37bb59edbe51d64e77ba1b3245a15a4dd9f (patch)
tree7c1e50cb4b60af9776364ec65118c9a0db0cbcdf /tools/perf/util/dso.c
parent86bcdb5a43997bb02ba25a76482c7bfc652ba45b (diff)
perf symbols: Find symbols in different mount namespace
Teach perf how to resolve symbols from binaries that are in a different mount namespace from the tool. This allows perf to generate meaningful stack traces even if the binary resides in a different mount namespace from the tool. Signed-off-by: Krister Johansen <kjlx@templeofstupid.com> Tested-by: Brendan Gregg <brendan.d.gregg@gmail.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas-Mich Richter <tmricht@linux.vnet.ibm.com> Link: http://lkml.kernel.org/r/1499305693-1599-2-git-send-email-kjlx@templeofstupid.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/dso.c')
-rw-r--r--tools/perf/util/dso.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
index 4e7ab611377a..beda40ed63b0 100644
--- a/tools/perf/util/dso.c
+++ b/tools/perf/util/dso.c
@@ -1236,6 +1236,7 @@ void dso__delete(struct dso *dso)
dso_cache__free(dso);
dso__free_a2l(dso);
zfree(&dso->symsrc_filename);
+ nsinfo__zput(dso->nsinfo);
pthread_mutex_destroy(&dso->lock);
free(dso);
}